package idv.loveloser.dao;

import java.util.List;
import org.hibernate.LockMode;
import org.hibernate.Query;
import org.hibernate.criterion.Example;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * A data access object (DAO) providing persistence and search support for
 * MdlGradeCategories entities. Transaction control of the save(), update() and
 * delete() operations can directly support Spring container-managed
 * transactions or they can be augmented to handle user-managed Spring
 * transactions. Each of these methods provides additional information for how
 * to configure it for the desired type of transaction control.
 * 
 * @see idv.loveloser.dao.MdlGradeCategories
 * @author MyEclipse Persistence Tools
 */

public class MdlGradeCategoriesDAO extends BaseHibernateDAO {
	private static final Logger log = LoggerFactory
			.getLogger(MdlGradeCategoriesDAO.class);
	// property constants
	public static final String COURSEID = "courseid";
	public static final String PARENT = "parent";
	public static final String DEPTH = "depth";
	public static final String PATH = "path";
	public static final String FULLNAME = "fullname";
	public static final String AGGREGATION = "aggregation";
	public static final String KEEPHIGH = "keephigh";
	public static final String DROPLOW = "droplow";
	public static final String AGGREGATEONLYGRADED = "aggregateonlygraded";
	public static final String AGGREGATEOUTCOMES = "aggregateoutcomes";
	public static final String AGGREGATESUBCATS = "aggregatesubcats";
	public static final String TIMECREATED = "timecreated";
	public static final String TIMEMODIFIED = "timemodified";
	public static final String HIDDEN = "hidden";

	public void save(MdlGradeCategories transientInstance) {
		log.debug("saving MdlGradeCategories instance");
		try {
			getSession().save(transientInstance);
			log.debug("save successful");
		} catch (RuntimeException re) {
			log.error("save failed", re);
			throw re;
		}
	}

	public void delete(MdlGradeCategories persistentInstance) {
		log.debug("deleting MdlGradeCategories instance");
		try {
			getSession().delete(persistentInstance);
			log.debug("delete successful");
		} catch (RuntimeException re) {
			log.error("delete failed", re);
			throw re;
		}
	}

	public MdlGradeCategories findById(java.lang.Long id) {
		log.debug("getting MdlGradeCategories instance with id: " + id);
		try {
			MdlGradeCategories instance = (MdlGradeCategories) getSession()
					.get("idv.loveloser.dao.MdlGradeCategories", id);
			return instance;
		} catch (RuntimeException re) {
			log.error("get failed", re);
			throw re;
		}
	}

	public List findByExample(MdlGradeCategories instance) {
		log.debug("finding MdlGradeCategories instance by example");
		try {
			List results = getSession()
					.createCriteria("idv.loveloser.dao.MdlGradeCategories")
					.add(Example.create(instance)).list();
			log.debug("find by example successful, result size: "
					+ results.size());
			return results;
		} catch (RuntimeException re) {
			log.error("find by example failed", re);
			throw re;
		}
	}

	public List findByProperty(String propertyName, Object value) {
		log.debug("finding MdlGradeCategories instance with property: "
				+ propertyName + ", value: " + value);
		try {
			String queryString = "from MdlGradeCategories as model where model."
					+ propertyName + "= ?";
			Query queryObject = getSession().createQuery(queryString);
			queryObject.setParameter(0, value);
			return queryObject.list();
		} catch (RuntimeException re) {
			log.error("find by property name failed", re);
			throw re;
		}
	}

	public List findByCourseid(Object courseid) {
		return findByProperty(COURSEID, courseid);
	}

	public List findByParent(Object parent) {
		return findByProperty(PARENT, parent);
	}

	public List findByDepth(Object depth) {
		return findByProperty(DEPTH, depth);
	}

	public List findByPath(Object path) {
		return findByProperty(PATH, path);
	}

	public List findByFullname(Object fullname) {
		return findByProperty(FULLNAME, fullname);
	}

	public List findByAggregation(Object aggregation) {
		return findByProperty(AGGREGATION, aggregation);
	}

	public List findByKeephigh(Object keephigh) {
		return findByProperty(KEEPHIGH, keephigh);
	}

	public List findByDroplow(Object droplow) {
		return findByProperty(DROPLOW, droplow);
	}

	public List findByAggregateonlygraded(Object aggregateonlygraded) {
		return findByProperty(AGGREGATEONLYGRADED, aggregateonlygraded);
	}

	public List findByAggregateoutcomes(Object aggregateoutcomes) {
		return findByProperty(AGGREGATEOUTCOMES, aggregateoutcomes);
	}

	public List findByAggregatesubcats(Object aggregatesubcats) {
		return findByProperty(AGGREGATESUBCATS, aggregatesubcats);
	}

	public List findByTimecreated(Object timecreated) {
		return findByProperty(TIMECREATED, timecreated);
	}

	public List findByTimemodified(Object timemodified) {
		return findByProperty(TIMEMODIFIED, timemodified);
	}

	public List findByHidden(Object hidden) {
		return findByProperty(HIDDEN, hidden);
	}

	public List findAll() {
		log.debug("finding all MdlGradeCategories instances");
		try {
			String queryString = "from MdlGradeCategories";
			Query queryObject = getSession().createQuery(queryString);
			return queryObject.list();
		} catch (RuntimeException re) {
			log.error("find all failed", re);
			throw re;
		}
	}

	public MdlGradeCategories merge(MdlGradeCategories detachedInstance) {
		log.debug("merging MdlGradeCategories instance");
		try {
			MdlGradeCategories result = (MdlGradeCategories) getSession()
					.merge(detachedInstance);
			log.debug("merge successful");
			return result;
		} catch (RuntimeException re) {
			log.error("merge failed", re);
			throw re;
		}
	}

	public void attachDirty(MdlGradeCategories instance) {
		log.debug("attaching dirty MdlGradeCategories instance");
		try {
			getSession().saveOrUpdate(instance);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}

	public void attachClean(MdlGradeCategories instance) {
		log.debug("attaching clean MdlGradeCategories instance");
		try {
			getSession().lock(instance, LockMode.NONE);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}
}